145213231161633 has 16 divisors (see below), whose sum is σ = 200294876329920. Its totient is φ = 93470228863424.

The previous prime is 145213231161569. The next prime is 145213231161659. The reversal of 145213231161633 is 336161132312541.

It is a cyclic number.

It is not a de Polignac number, because 145213231161633 - 2⁶ = 145213231161569 is a prime.

It is a super-2 number, since 2×145213231161633² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145213231161673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20772835 + ... + 26868887.

It is an arithmetic number, because the mean of its divisors is an integer number (12518429770620).

Almost surely, 2^{145213231161633} is an apocalyptic number.

It is an amenable number.

145213231161633 is a deficient number, since it is larger than the sum of its proper divisors (55081645168287).

145213231161633 is a wasteful number, since it uses less digits than its factorization.

145213231161633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6369888.

The product of its digits is 233280, while the sum is 42.

The spelling of 145213231161633 in words is "one hundred forty-five trillion, two hundred thirteen billion, two hundred thirty-one million, one hundred sixty-one thousand, six hundred thirty-three".